/*
 * Copyright 2004 original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.jbfilter.jsp.converters;

public abstract class AbstractConverter<T> implements Converter<T> {

	@Override
	public T fromString(String s) {
		if (s == null) {
			return null;	
		}
		return fromStringAbstractConverter(s.trim());
	}
	@Override
	public String toString(T t) {
		if (t == null) {
			return null;	
		}
		return toStringAbstractConverter(t);

	}
	protected abstract T fromStringAbstractConverter(String s);
	protected abstract String toStringAbstractConverter(T t);

}
